Introducing the Buick Timing Chain Clock, a remarkable timepiece crafted with the inverted tooth chain Timing Set from the iconic Buick "Nail Head" V8 engine. This hot rod clock features custom motorized gears that rotate just like real engine parts, adding a dynamic touch to any man cave or automotive-themed space. The Stainless steel Clock faces are designed, powder coated and engraved for a sleek, very durable coating. Lifetime Parts Warranty. Measuring 6 inches wide by 12 inches tall, it operates on an AA battery with precise Quartz movement. The clock's gears are powered by a plug compatible with any 120v or 220v outlet.